| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2376 |
16.2%
|
|
| 1 | 9456 |
64.4%
|
|
| 2 | 2042 |
13.9%
|
|
| 3 | 629 |
4.3%
|
|
| 4 | 135 |
0.9%
|
|
| 5 | 33 |
0.2%
|
|
| 6 | 4 |
0%
|
|
| 7 | 2 |
0%
|
|
| Sysmiss | 923 |